Crankshaft Pulley - Toyota Supra User Booklet

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7. Crankshaft
A
The crankshaft has seven journals and twelve counterweights. The pins and journals are induction–hardened to
increase rigidity thereby reducing vibration and noise.
A
Aluminum alloy bearings are used to improve wear resistance; and to reduce noise, no oil groove is provided in
the cap side bearings.

8. Crankshaft Pulley

A
The dual–mode damper pulley combines a
torsional damper and bending damper to reduce
two types of crankshaft vibration–torsional
vibration and bending vibration.
A
An aluminum hub is used to reduce weight as
well as noise.
ENGINE — 2JZ–GE ENGINE
Crankshaft Bearing